let's learn from what happened, the tragedy in japan. we need nuclear power, though we need to make sure we learn from that, extend battery lives, and make sure that the power -- problem is not replicated. host: you would support the legislation from the democrat in massachusetts that would require american plans to have 72-hour batteries and 14 days of fuel? guest: legislation would be fine. i would hope that the regulators, when they are giving permanence, talk about some of the things they are learning, and put into regulation. we do not need to do it by statute. host: according to "the new york times" it would put a moratorium on license renewals. guest: we have had a defacto moratorium since 1979 until just recently. we need a clean-burning electricity. just a blanket moratorium will not help our country. we need to address the problem, do with it, and do it quickly because we need that energy. host: our coverage of senate hearings looking at the japan nuclear crisis continues today. live, on c-span3, a hearing on nuclear safety wit